discourse/lib/reviewable/actions.rb

require_dependency 'reviewable/collection'

class Reviewable < ActiveRecord::Base
  class Actions < Reviewable::Collection
    attr_reader :bundles

    def initialize(reviewable, guardian, args = nil)
      super(reviewable, guardian, args)
      @bundles = []
    end

    # Add common actions here to make them easier for reviewables to re-use. If it's a
    # one off, add it manually.
    def self.common_actions
      {
        approve: Action.new(:approve, 'thumbs-up', 'reviewables.actions.approve.title'),
        reject: Action.new(:reject, 'thumbs-down', 'reviewables.actions.reject.title'),
      }
    end

    class Bundle < Item
      attr_accessor :icon, :label, :actions

      def initialize(id, icon: nil, label: nil)
        super(id)
        @icon = icon
        @label = label
        @actions = []
      end
    end

    class Action < Item
      attr_accessor :icon, :label, :description, :confirm_message, :client_action

      def initialize(id, icon = nil, label = nil)
        super(id)
        @icon, @label = icon, label
      end
    end

    def add_bundle(id, icon: nil, label: nil)
      bundle = Bundle.new(id, icon: icon, label: label)
      @bundles << bundle
      bundle
    end

    def add(id, bundle: nil)
      action = Actions.common_actions[id] || Action.new(id)
      yield action if block_given?
      @content << action

      bundle ||= add_bundle(id)
      bundle.actions << action
    end

  end
end